[PATCH] Properly compute offsets of note descriptor and next note [BZ #22370]
H.J. Lu
hjl.tools@gmail.com
Thu Nov 16 13:24:00 GMT 2017
On Wed, Nov 15, 2017 at 3:03 PM, H.J. Lu <hjl.tools@gmail.com> wrote:
> On Sun, Nov 12, 2017 at 8:03 AM, Andreas Schwab <schwab@linux-m68k.org> wrote:
>> On Nov 12 2017, "H.J. Lu" <hjl.tools@gmail.com> wrote:
>>
>>> Data after Elf64_Nhdr is the "name" field which is a 4-byte string, "GNU".
>>> There is no misalignment.
>>
>> That's not what your patch does. You are aligning both the name length
>> and the data length to a 8 byte boundary, making the note size
>> unaligned.
>>
>
> You are right. Both glibc and binutils get this wrong. I opened a
> binutils bug:
>
> https://sourceware.org/bugzilla/show_bug.cgi?id=22444
>
> I will fix it first and take care of glibc next.
>
Here is the glibc path.
Any comments?
--
H.J.
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